<?php
 error_reporting(E_ALL); set_time_limit(0); date_default_timezone_set('Europe/London'); ?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />

<title>PHPExcel Calculation Examples</title>

</head>
<body>

<h1>DATE</h1>
<h2>Returns the serial number of a particular date.</h2>
<?php
 set_include_path(get_include_path() . PATH_SEPARATOR . '../../../../Classes/'); include 'PHPExcel.php'; $objPHPExcel = new PHPExcel(); $worksheet = $objPHPExcel->getActiveSheet(); $testDates = array( array(2012,3,26), array(2012,2,29), array(2012,4,1), array(2012,12,25), array(2012,10,31), array(2012,11,5), array(2012,1,1), array(2012,3,17), array(2011,2,29), array(7,5,3), array(2012,13,1), array(2012,11,45), array(2012,0,0), array(2012,1,0), array(2012,0,1), array(2012,-2,2), array(2012,2,-2), array(2012,-2,-2), ); $testDateCount = count($testDates); $worksheet->fromArray($testDates,NULL,'A1',true); for ($row = 1; $row <= $testDateCount; ++$row) { $worksheet->setCellValue('D'.$row, '=DATE(A'.$row.',B'.$row.',C'.$row.')'); $worksheet->setCellValue('E'.$row, '=D'.$row); } $worksheet->getStyle('E1:E'.$testDateCount) ->getNumberFormat() ->setFormatCode('yyyy-mmm-dd'); echo '<hr />'; ?>
<table border="1" cellspacing="0">
	<tr>
		<th colspan="3">Date Value</th>
		<th rowspan="2" valign="bottom">Formula</th>
		<th rowspan="2" valign="bottom">Excel DateStamp</th>
		<th rowspan="2" valign="bottom">Formatted DateStamp</th>
	</tr>
	<tr>
		<th>Year</th>
		<th>Month</th>
		<th>Day</th>
	<tr>
	<?php
 for ($row = 1; $row <= $testDateCount; ++$row) { echo '<tr>'; echo '<td>' , $worksheet->getCell('A'.$row)->getFormattedValue() , '</td>'; echo '<td>' , $worksheet->getCell('B'.$row)->getFormattedValue() , '</td>'; echo '<td>' , $worksheet->getCell('C'.$row)->getFormattedValue() , '</td>'; echo '<td>' , $worksheet->getCell('D'.$row)->getValue() , '</td>'; echo '<td>' , $worksheet->getCell('D'.$row)->getFormattedValue() , '</td>'; echo '<td>' , $worksheet->getCell('E'.$row)->getFormattedValue() , '</td>'; echo '</tr>'; } ?>
</table>